/** by Just041 **/
*{
    margin: 0;
    padding: 0;
    list-style: none;
    transition: .5s;
}
html,body{
    background-color: #f5f5f5;
    color: #fff;
    font-size: 14px;
}
.app{
    width: 100%;
    height: 100vh;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}
.app ul {
	max-width: 300px;
}
.app ul li{
	width: 100%;
	color: #152239;
	font-size: 16px;
	line-height: 42px;
	margin: 15px 0;
	float: left;
}
.app ul li span{
	width: 42px;
	height: 42px;
	line-height: 40px;
	color: #1E47ED;
	font-size: 18px;
	font-weight: 700;
	text-indent: 12px;
	border-radius: 50%;
	display: block;
	float: left;
	overflow: hidden;
	background-color: #eaeaea;
	letter-spacing: 20px;
	margin-right: 15px;
}